<!DOCTYPE html>
<html class="reftest-wait">
  <!-- Test: if input isn't valid nor barred from constraint validation,
             and its checkedness hasn't changed,
             it should not be affected by :-moz-ui-invalid pseudo-class. -->
  <link rel='stylesheet' type='text/css' href='style.css'>
  <body onload="if (document.getElementById('i').matches(':-moz-ui-invalid')) {
                  document.body.textContent='FAIL';
                } else {
                  document.body.textContent='SUCCESS';
                }
                document.documentElement.className='';">
    <input id='i' type='radio' required>
  </body>
</html>
